terrell brown reports for wjz, on the man charged. [ bleep ] >> reporter: two days after this now-infamous confrontation on a subway platform in midtown, manhattan, led to the death of 28-year-old key sukwan. they believe the man pushed him onto the tracks as the train approached. the grisly event unfolded before a crowd of people. >> the train was about three- quarters into the platform. you know, it was slowing down by that point. but then after it started slowly going to the platform, you almost heard like a thud. a thud, like something was hit under the train. >> reporter: nayim davis, seen here arguing with the victim, was apprehended tuesday. the 30-year-old street vendor reportedly confessed after being spotted by an off-duty police officer. he recently shaved his head but was recognized by this newsstand operator. >> he i said, this looks like you. he said, no, that's me not me. and i said, i'm looking at the nose and i recognize him. >> reporter: charges are expected today. and investigators have plenty of photographic evidence from the scene. r. umar abassy are a freelance photog